package zuoye;

public class ArrayDemo4 {
	/*
	 * 现在有如下的一个数组：   int oldArr[]={1,3,4,5,0,0,6,6,0,5,4,7,6,7,0,5} 
	 *   要求将以上数组中值为0的项去掉，将不为0的值存入一个新的数组， 生成的新数组为：
	 * int newArr [] ={1,3,4,5,6,6,5,4,7,6,7,5}  
	 */
	public static void main(String[] args) {
		int oldArr[] = { 1, 3, 4, 5, 0, 0, 6, 6, 0, 5, 4, 7, 6, 7, 0, 5 };
		int newArr[];
		int count = 0;
		for (int i = 0; i < oldArr.length; i++) {
			if (oldArr[i] == 0) {
				count++;
			}
		}
		newArr = new int[oldArr.length - count];
		for (int i = 0, j = 0; i < oldArr.length; i++) {
			if (oldArr[i] != 0) {
				newArr[j] = oldArr[i];
				j++;
			}
		}
		System.out.println("旧数组：");
		for (int i = 0; i < oldArr.length; i++) {
			System.out.print(oldArr[i] + " ");
		}
		System.out.println("");
		System.out.println("新数组：");
		for (int i = 0; i < newArr.length; i++) {
			System.out.print(newArr[i] + " ");
		}
	}
}
